v3.26.1
Document and Entity Information
Jul. 22, 2026
Document and Entity Information [Abstract]  
Document Type 8-K
Document Period End Date Jul. 31, 2026
Entity Registrant Name iBio, Inc.
Entity Incorporation, State or Country Code DE
Entity File Number 001-35023
Entity Tax Identification Number 26-2797813
Entity Address, Address Line One 11750 Sorrento Valley Road, Suite 200
Entity Address, City or Town San
City Area Code 979
Local Phone Number 446-0027
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock
Trading Symbol IBIO
Entity Emerging Growth Company false
Entity Central Index Key 0001420720
Amendment Flag false